Variable: hi-lock-exclude-modes
hi-lock-exclude-modes is a customizable variable defined in
hi-lock.el.gz.
Value
(rmail-mode mime/viewer-mode gnus-article-mode term-mode)
Documentation
List of major modes in which hi-lock will not run.
For security reasons since font lock patterns can specify function calls.
Source Code
;; Defined in /usr/src/emacs/lisp/hi-lock.el.gz
(defcustom hi-lock-exclude-modes
'(rmail-mode mime/viewer-mode gnus-article-mode term-mode)
"List of major modes in which hi-lock will not run.
For security reasons since font lock patterns can specify function
calls."
:type '(repeat symbol)
:group 'hi-lock)